Audio & Video
Beat the Calculator
Kjartan Poskitt proves what looks complicated can be simple.
- Beat the Calculator
- 1089
- Perfect pentagon
- Fabulous flexagon
- Making Cubes
- Prime number pizza
- Numerical masterclass
- Q&A with Kjartan Poskitt
- What inspired Ross MacKenzie to continue with his series of books?
- Children’s Laureate
- Crackledawn
- Reading from Grimwood: Attack of the Stink Monster
- Remembering Kobe Bryant
- Bumble and Snug reading
- A Dog with Nice Ears
- Scrapbooks and plans
- Cardboard Cowboys reading
- Steven Lenton's illustrations

















